Abstract. Today, foreign trade plays a key role in leading the economic growth and development programs of societies and has heterogeneous effects on the countries’ economies due to the degree of development of countries. This study focuses on developing countries and members of the D8 group and investigates the effect of trade openness on macroeconomic variables; also Iran is in this group. Th...

introruction khawf in(iran)-herat and mazaresharif and shirkhan bandar in (afghanistan)-dushanbe in (tajikistan)_(kirgizstan)-kashghar in(china) project railway network is under construction that it is as a significant corridor for revitalizing silk road corridor in the region .at the present there are three different gauge in the region central asia with 1,520 mm gauge and turkey-islamic repu...

the methods which are used to analyze microstrip antennas, are divited into three categories: empirical methods, semi-empirical methods and full-wave analysis. empirical and semi-empirical methods are generally based on some fundamental simplifying assumptions about quality of surface current distribution and substrate thickness. thses simplificatioms cause low accuracy in field evaluation. ful...

Abstract For more than a decade now, Various efforts have been put in place by various governments of developing economies to promote economic growth. The impact of financial development and Trade liberalization on economic growth in the developing economies has been a subject of much debates and controversies. The contradictions in literature on the subject matter shows that these relationship...